CN205371443U - Engine hydraulic suspension - Google Patents
Engine hydraulic suspension Download PDFInfo
- Publication number
- CN205371443U CN205371443U CN201521027320.2U CN201521027320U CN205371443U CN 205371443 U CN205371443 U CN 205371443U CN 201521027320 U CN201521027320 U CN 201521027320U CN 205371443 U CN205371443 U CN 205371443U
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- China
- Prior art keywords
- base
- main spring
- spacing
- skeleton
- cover plate
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- Expired - Fee Related
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Abstract
The utility model provides an engine hydraulic suspension, include mutual lock base and last housing, be used for in spacing the sheathed tube spacing at the base with go up the main spring between the housing, be fixed with the link on the last housing, its technical essential is: be equipped with X between main spring both sides and the last housing to spacing buffering stopper, main spring one side is equipped with Z to spacing buffering stopper, and it is spacing between base and last housing that main spring passes through the skeleton of bottom, just is equipped with the cavity structure between main spring and the skeleton, the base is hollow structure, and the base outside is through the hollow shroud plate of boss joint, and outside -in is spacing in proper order between shroud plate and the base has leather cup and a runner division board, be equipped with integrative utensil hole dirty way apron on the base, be equipped with upper reaches way apron and decoupling zero membrane between dirty way apron and the skeleton from inside to outside in proper order. Its make full use of existing space, restrained developments sclerosis of low frequency large amplitude and high frequency and abnormal sound, promoted whole car travelling comfort.
Description
Technical field
This utility model belongs to automobile manufacturing field, specifically a kind of engine hydraulic mount.
Background technology
Automobile is when different operating mode road traveling, and owing to the frequency distribution of driving source is different, electromotor can show distinct vibration performance.When by bad road surface or potted road surface, engine luggine amplitude is very big, and by the impact that liquid chamber pump is dynamic, liquid flows back and forth in upper and lower liquid chamber, logical overdamped effect decay vibration amplitude；When by flat road surface or idle vibration, electromotor amplitude is only small, and the liquid in runner is substantially without motion, and the change of pressure can make the frequent up-down vibration of decoupling film, and the pressure to regulate upper and lower liquid chamber distributes, and reaches decoupled state.
In the design of inertia channel, prior art is generally only with endless single layer design, so run into low frequency big amplitude when impacting, namely when moving displacement is very big time, traditional structure is architectural limitation, and the resistance provided will not inherently suppress vibration, easily causes electromotor and the movement interference of miscellaneous part in cabin, and then damage parts, subjective assessment impression is excessively poor；And when dither, conventional decoupling membrane structure is generally only flat design, owing to frequency is high, decoupling film and up and down cladding plate assembly frequently contact, and experimental test proves be easily generated shock and then be easily generated abnormal sound, affects the comfort property of car load, of long duration decoupling film can be made to be deformed, decoupling function is substantially reduced so that rubber produces high frequency and dynamically hardens, and affects anti-vibration performance.The vibrating effect of comprehensive low-and high-frequency, traditional structure certainly will carry out structure to be improved and innovation.
Utility model content
The purpose of this utility model is to provide a kind of engine hydraulic mount, fundamentally solves the problems referred to above, and it takes full advantage of existing space, it is suppressed that the big amplitude of low frequency and high frequency dynamically harden and abnormal sound, makes car load comfort property be greatly promoted.
For realizing appeal purpose, this utility model provides following technical scheme: this engine hydraulic mount includes the base of mutually fastening and upper encloser, spacing main spring between base and upper encloser for spacing inner sleeve, upper encloser is fixed with link, it is characterized in that: be provided with X between described main spring both sides and upper encloser to limiting buffer limited block, main spring side is provided with Z-direction limiting buffer limited block, main spring is spacing between base and upper encloser by the skeleton of bottom, and is provided with cavity structure between main spring and skeleton；Base is hollow structure, and the chassis outer side cladding plate by boss clamping hollow, between cladding plate and base, ecto-entad is spacing successively leather cup and runner demarcation strip；Base is provided with the tool hole lower flow channel cover plate of one, is sequentially provided with upper runner cover plate and decoupling film between lower flow channel cover plate and skeleton from inside to outside；Skeleton respectively and forms, between upper runner cover plate, runner demarcation strip, the double-layer channel sealed by ball sealer.
Described upper runner cover plate side is provided with loophole, and diagonal angle is provided with alignment pin installing hole, is provided with some loopholes in the middle part of upper runner cover plate.Described decoupling film is kidney ellipsoid structure, parallel in the middle part of it is provided with some strip bulges, and edge is provided with some circular protrusions.
The beneficial effects of the utility model are in that: X adopts two-way resilience buffer stopper to become gradient type double-head arrow structure to Z-direction buffer limit block.Can in the slow absorbing power of limiting condition, subjective feeling is better.It is used uniformly across the spacing form of rubber and purchasing ore on spacing, so can ensure that making full use of of inner space, ± X bidirectional buffering is spacing, and double-deck placed arrow type structure can well make contact force by linearly to nonlinear smoothing transition, being unlikely to when gearshift or starting ignition and produce significantly to impact sense；Z-direction (-Z-direction) buffer limit block can work as support arm connect electromotor produce gravity direction over-large displacement time, play position-limiting action.Approx, main spring top and one section of rubber of purchasing ore precommpression, with the limiting buffer effect of guarantee+Z-direction.
Integrated form double parallel formula inertia runner, low frequency operating mode gives full play to big damping action, not only make original structure that the not enough this situation of the big amplitude suppressing of low frequency is obtained to be effectively improved, and do not increase hydraulic mount integral installation part and amass, it longitudinally highly remains basically stable with traditional structure, brings facility and feasibility for subsequent production assembling；Its decoupling film details can not only good snubber contact power, improve vibration abnormal sound during dither, decoupling membrane body structure can be protected again indeformable, frequently contact is able to the continual and steady pressure regulating upper and lower liquid chamber, reduces high frequency and dynamically harden.Integrated on base it is provided with lower flow channel cover plate, makes full use of base space, it is not necessary to additionally assemble, accurate positioning, reduces number of parts, which reduces assembly process, simple operation.Cross section is square with round-corner transition, is ramp type Rouno Cormer Pregrinding Wheel transition between upper strata runner to lower floor's runner, and flow channel entry point is connected with upper runner cover plate, and runner exit is connected with lower liquid chamber.And flow passage cover plate closes out decoupling film space up and down, it is not necessary to guiding.
Decoupling film is kidney ellipsoid structure, and the two-sided array dotted line that is provided with is protruding, it is suppressed that dither clashes into abnormal sound.When liquid flows in runner, form vibration fluid column, when contacting up and down, well absorb energy, reduce the generation of abnormal sound.Being provided with cladding plate on decoupling film, its distribution has the shape hole that size is uneven, and is distributed with lower flow channel cover board hole position symmetrical expression, it is possible to play flow-disturbing effect when high frequency, and the flowing of accelerating liquid reduces dynamic stiffness.
It is provided with leather cup in the lower end of runner demarcation strip, base is provided with installation groove, during assembling, leather cup interference is installed on base, so can first determine the movement of leather cup in horizontal plane.Being provided with buffer-type decoupling film on dirty guidance tape, its top and bottom are distributed with annular protrusion round dot and linear type strip, it is possible to play the effect of snubber contact when dither, it is to avoid interplanar direct collision, cause abnormal sound.
Accompanying drawing explanation
Fig. 1 is longitudinal sectional structure schematic diagram of the present utility model；
Fig. 2 is horizontal sectional structure schematic diagram of the present utility model；
Fig. 3 is the isometry side-looking structural representation that this utility model takes off upper encloser and main spring upper back；
Fig. 4 is the isometry side-looking structural representation that this utility model takes off upper encloser and main spring rear lower；
Fig. 5 is the isometry side-looking structural representation of this utility model decoupling film.
Description of reference numerals:
In Fig. 1: 1 upper encloser, 2 bases, 3 cladding plates, 4 leather cups, 5 runner demarcation strips, 6 double-layer channels, 7 lower flow channel cover plates, 8 decoupling films, 9 upper runner cover plates, 10 skeletons, 11 main springs, 12X are to limiting buffer limited block, 13 inner sleeves；
In Fig. 2: 14 links, 15 bolts, 16 ball sealers, 17Z are to limiting buffer limited block, 18 boss；
In Fig. 3: 2-a kidney ellipsoid through hole, 2-b upper strata runner, 2-c connectivity part, 2-d alignment pin, 2-e baffle plate, 9-a loophole, 9-b alignment pin installing hole, 9-c through hole；
In Fig. 4: 3 cladding plates, 4 leather cups, 5 runner demarcation strips, 2-f inlet hole, 2-g lower floor runner and runner junction, upper strata；
In Fig. 5: 8-a circular protrusions, 8-b strip bulge.
Detailed description of the invention
Below in conjunction with Fig. 1 ~ 5, describe content of the present utility model in detail by specific embodiment.This engine hydraulic mount, including the base 2 that mutually riveted joint fastens and upper encloser 1, spacing main spring 11 between base and upper encloser for spacing inner sleeve 13.Wherein, upper encloser is fixed with link 14 by bolt 15, X it is provided with to limiting buffer limited block 12 between main spring both sides and upper encloser, main spring side is provided with the Z-direction limiting buffer limited block 17 of baffle plate 2-e location, spacing between base and upper encloser, (wherein skeleton 10 sulfuration is in main spring by the skeleton 10 of bottom for main spring, skeleton becomes opposed L-shaped, is embedded in outer casing groove), and it is provided with cavity structure between main spring and skeleton.Base is hollow structure, the chassis outer side cladding plate 3 by boss 18 clamping hollow, between cladding plate and base, ecto-entad is spacing successively leather cup 4 and runner demarcation strip 5, runner demarcation strip 5 is positioned on base by alignment pin 9, the Z-direction motion of the spacing leather cup 4 of cladding plate 3, by the precompression of boss by good to leather cup and base interference fit, it is ensured that fluid tightness.Runner demarcation strip under double-layer channel, for closing the border of double-layer channel second layer liquid.Base is provided with the tool hole lower flow channel cover plate 7 of one, is sequentially provided with upper runner cover plate 9 and decoupling film 8 between lower flow channel cover plate 7 and skeleton from inside to outside.Decoupling film adopts circular periphery uniformly to put protruding and compartment linear bar is protruding, and top and bottom are symmetrical.Skeleton respectively and forms the double-layer channel 6 for fluid injection sealed by ball sealer 16 between upper runner cover plate 9, runner demarcation strip.The double runner in upper and lower laminar flow road adopts double parallel formula, and by interface transitions, but not spiral formula.Runner demarcation strip, below lower floor's runner, is separated out runner inner space and lower liquid chamber space.Decoupling film bar shaped or rounded convex edge and upper and lower flow passage cover plate gap value are 0.2mm.When big amplitude, decoupling film is attached on lower flow channel cover plate, inoperative, and when amplitude be ± 0.1mm time, decoupling gap plays a role, and liquid flows at upper and lower liquid chamber, and dynamic stiffness significantly reduces.
Base side is provided with the kidney ellipsoid through hole 2-a matched with loophole 9-a, forms upper strata runner 2-b, be connected by connectivity part 2-c between upper lower flow channel between upper runner cover plate 5 and base.Upper runner cover plate side is provided with the loophole 9-a for connecting upper liquid chamber and runner, and diagonal angle is provided with alignment pin installing hole 9-b, is provided with some loophole 9-c in the middle part of upper runner cover plate.Under encouraging in low-frequency vibration, upper and lower liquid chamber produces pressure oscillation, and liquid is entered upper strata runner by upper liquid chamber by loophole.For alleviating the generation that high frequency dynamically hardens, upper runner cover plate through hole is four circular arcs, four direction, one elongate in shape assemble pattern (lower flow channel cover plate is the same), make cross section not, liquid when flowing through flow velocity not etc., local does not produce current difference, promote flow-disturbing effect further, coordinate decoupling film to reduce high frequency dynamic stiffness.Decoupling film is kidney ellipsoid structure, parallel in the middle part of it is provided with some strip bulges, and edge is provided with some circular protrusions.When contacting up and down, well absorb energy, reduce the generation of abnormal sound.When the little amplitude of high frequency, upper liquid chamber pressure oscillation is little, and the flow damping of decoupling film is much smaller than the damping in inertia runner, Gu its decoupling film motion frequency is significantly high, the thing followed is very easily clashed into upper and lower flow passage cover plate and then produces abnormal sound.
Claims (3)
1. an engine hydraulic mount, including the base mutually fastened and upper encloser, spacing main spring between base and upper encloser for spacing inner sleeve, upper encloser is fixed with link, it is characterized in that: be provided with X between described main spring both sides and upper encloser to limiting buffer limited block, main spring side is provided with Z-direction limiting buffer limited block, main spring is spacing between base and upper encloser by the skeleton of bottom, and is provided with cavity structure between main spring and skeleton；Base is hollow structure, and the chassis outer side cladding plate by boss clamping hollow, between cladding plate and base, ecto-entad is spacing successively leather cup and runner demarcation strip；Base is provided with the tool hole lower flow channel cover plate of one, is sequentially provided with upper runner cover plate and decoupling film between lower flow channel cover plate and skeleton from inside to outside；Skeleton respectively and forms, between upper runner cover plate, runner demarcation strip, the double-layer channel sealed by ball sealer.
2. according to claim 1, it is characterised in that: described upper runner cover plate side is provided with loophole, and diagonal angle is provided with alignment pin installing hole, is provided with some loopholes in the middle part of upper runner cover plate.
3. according to claim 1, it is characterised in that: described decoupling film is kidney ellipsoid structure, parallel in the middle part of it is provided with some strip bulges, and edge is provided with some circular protrusions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521027320.2U CN205371443U (en) | 2015-12-13 | 2015-12-13 | Engine hydraulic suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521027320.2U CN205371443U (en) | 2015-12-13 | 2015-12-13 | Engine hydraulic suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205371443U true CN205371443U (en) | 2016-07-06 |
Family
ID=56279343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521027320.2U Expired - Fee Related CN205371443U (en) | 2015-12-13 | 2015-12-13 | Engine hydraulic suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205371443U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107514441A (en) * | 2017-09-21 | 2017-12-26 | 安徽中鼎减震橡胶技术有限公司 | Negative pressure hydraulic mount |
| CN107795629A (en) * | 2017-10-31 | 2018-03-13 | 华晨汽车集团控股有限公司 | A kind of replaceable fluid power motor mounting structure of multi-part |
| CN109538687A (en) * | 2018-11-07 | 2019-03-29 | 保定诺博汽车配件有限公司 | Suspending rubber mainspring and engine mounting |
| CN110185736A (en) * | 2019-05-24 | 2019-08-30 | 浙江零跑科技有限公司 | Modularization hydraulic suspension structure |
| CN112747069A (en) * | 2020-12-31 | 2021-05-04 | 镇江仕德汽车零部件有限公司 | Hydraulic suspension runner plate for automobile damping system |
| CN113217575A (en) * | 2021-04-25 | 2021-08-06 | 东风汽车集团股份有限公司 | Abnormal sound prevention suspension structure comprising plastic structure |
| CN114508560A (en) * | 2022-03-07 | 2022-05-17 | 奇瑞汽车股份有限公司 | Hydraulic suspension structure |
| CN114962532A (en) * | 2022-04-15 | 2022-08-30 | 中国第一汽车股份有限公司 | Two-direction damping hydraulic suspension |
-
2015
- 2015-12-13 CN CN201521027320.2U patent/CN205371443U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107514441A (en) * | 2017-09-21 | 2017-12-26 | 安徽中鼎减震橡胶技术有限公司 | Negative pressure hydraulic mount |
| CN107795629A (en) * | 2017-10-31 | 2018-03-13 | 华晨汽车集团控股有限公司 | A kind of replaceable fluid power motor mounting structure of multi-part |
| CN109538687A (en) * | 2018-11-07 | 2019-03-29 | 保定诺博汽车配件有限公司 | Suspending rubber mainspring and engine mounting |
| CN110185736A (en) * | 2019-05-24 | 2019-08-30 | 浙江零跑科技有限公司 | Modularization hydraulic suspension structure |
| CN112747069A (en) * | 2020-12-31 | 2021-05-04 | 镇江仕德汽车零部件有限公司 | Hydraulic suspension runner plate for automobile damping system |
| CN113217575A (en) * | 2021-04-25 | 2021-08-06 | 东风汽车集团股份有限公司 | Abnormal sound prevention suspension structure comprising plastic structure |
| CN114508560A (en) * | 2022-03-07 | 2022-05-17 | 奇瑞汽车股份有限公司 | Hydraulic suspension structure |
| CN114962532A (en) * | 2022-04-15 | 2022-08-30 | 中国第一汽车股份有限公司 | Two-direction damping hydraulic suspension |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20211213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |